C♯sus4
Sus4 · C♯ – F♯ – G♯
- C♯R
- F♯4
- G♯5
Guitar voicings
Piano
- Root
- Third / sus
- Fifth
- Sixth / seventh
- Extension
About the C♯sus4 chord
The C♯sus4 chord (Sus4) is built from C♯ (the root), F♯ (a perfect fourth) and G♯ (a perfect fifth). Suspended-fourth chords swap the third for a fourth, creating tension that wants to fall back to the major.